129177620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 336317184

約数和(自身を除く): 207139564

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 47, 52, 55, 62, 65, 94, 110, 124, 130, 143, 155, 188, 220, 235, 260, 286, 310, 341, 403, 470, 517, 572, 611, 620, 682, 715, 806, 940, 961, 1034, 1222, 1364, 1430, 1457, 1612, 1705, 1922, 2015, 2068, 2444, 2585, 2860, 2914, 3055, 3410, 3844, 4030, 4433, 4805, 5170, 5828, 6110, 6721, 6820, 7285, 8060, 8866, 9610, 10340, 10571, 12220, 12493, 13442, 14570, 16027, 17732, 18941, 19220, 21142, 22165, 24986, 26884, 29140, 32054, 33605, 37882, 42284, 44330, 45167, 49972, 52855, 62465, 64108, 67210, 75764, 80135, 88660, 90334, 94705, 105710, 124930, 134420, 137423, 160270, 180668, 189410, 208351, 211420, 225835, 249860, 274846, 320540, 378820, 416702, 451670, 496837, 549692, 587171, 687115, 833404, 903340, 993674, 1041755, 1174342, 1374230, 1987348, 2083510, 2348684, 2484185, 2748460, 2935855, 4167020, 4968370, 5871710, 6458881, 9936740, 11743420, 12917762, 25835524, 32294405, 64588810, 129177620]

約数ペア:

[(1, 129177620), (2, 64588810), (4, 32294405), (5, 25835524), (10, 12917762), (11, 11743420), (13, 9936740), (20, 6458881), (22, 5871710), (26, 4968370), (31, 4167020), (44, 2935855), (47, 2748460), (52, 2484185), (55, 2348684), (62, 2083510), (65, 1987348), (94, 1374230), (110, 1174342), (124, 1041755), (130, 993674), (143, 903340), (155, 833404), (188, 687115), (220, 587171), (235, 549692), (260, 496837), (286, 451670), (310, 416702), (341, 378820), (403, 320540), (470, 274846), (517, 249860), (572, 225835), (611, 211420), (620, 208351), (682, 189410), (715, 180668), (806, 160270), (940, 137423), (961, 134420), (1034, 124930), (1222, 105710), (1364, 94705), (1430, 90334), (1457, 88660), (1612, 80135), (1705, 75764), (1922, 67210), (2015, 64108), (2068, 62465), (2444, 52855), (2585, 49972), (2860, 45167), (2914, 44330), (3055, 42284), (3410, 37882), (3844, 33605), (4030, 32054), (4433, 29140), (4805, 26884), (5170, 24986), (5828, 22165), (6110, 21142), (6721, 19220), (6820, 18941), (7285, 17732), (8060, 16027), (8866, 14570), (9610, 13442), (10340, 12493), (10571, 12220)]